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Compute the verification code

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This commit is contained in:
Rodolphe Bréard 2023-07-30 12:42:18 +02:00
parent 82b496916e
commit 564d2e26d4
3 changed files with 51 additions and 7 deletions
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24
src/views/MainView.vue
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@ -1,5 +1,8 @@
<script setup>
import {ref, computed} from "vue";
import { ref, computed } from 'vue';
import { hmac } from '@noble/hashes/hmac';
import { sha256 } from '@noble/hashes/sha256';
import base32Encode from 'base32-encode'
const accounts = [
{
@ -7,27 +10,34 @@ const accounts = [
localPart: 'a',
separator: '+',
domain: 'example.org',
key: [215, 91, 232, 137, 231, 202, 228, 248, 2, 95, 145, 117, 77, 55, 46, 161],
key: Uint8Array.from([215, 91, 232, 137, 231, 202, 228, 248, 2, 95, 145, 117, 77, 55, 46, 161]),
},
{
id: '6ff7bae6-6c6c-43d7-a75c-859e6ecbdbd8',
localPart: 'b',
separator: '+',
domain: 'example.org',
key: [215, 91, 232, 137, 231, 202, 228, 248, 2, 95, 145, 117, 77, 55, 46, 161],
key: Uint8Array.from([215, 91, 232, 137, 231, 202, 228, 248, 2, 95, 145, 117, 77, 55, 46, 161]),
},
];
const selectedAccountId = ref("6ff7bae6-6c6c-43d7-a75c-859e6ecbdbd8");
const subAddrName = ref("");
const selectedAccountId = ref('6ff7bae6-6c6c-43d7-a75c-859e6ecbdbd8');
const subAddrName = ref('');
const generatedAddr = computed(() => {
if (selectedAccountId.value && subAddrName.value) {
const account = accounts.find((e) => e.id == selectedAccountId.value);
if (account) {
const code = 'todo';
var hasher = hmac.create(sha256, account.key);
hasher.update(account.localPart);
hasher.update(account.separator);
hasher.update(subAddrName.value);
const mac = hasher.digest();
const offset = mac[mac.length - 1] & 0xf;
const reduced_mac = mac.slice(offset, offset + 5);
const code = base32Encode(reduced_mac, 'RFC4648', { padding: false }).toLowerCase();
return `${account.localPart}${account.separator}${subAddrName.value}${account.separator}${code}@${account.domain}`;
}
}
return "";
return '';
});
const copyAddr = () => {